On Wed, May 2, 2012 at 12:17 PM, Thomas Evangelidis <[email protected]>wrote:
> For CPU performance comparison look at: > > www.spec.org/cpu2006/results > > for each CPU look at the statistics for floating point operations, namely > for SPECfp_base2006 score for the programs of interest (GAMESS, GROMACS, > NAMD, etc.). > That's not bad as a reference, but a) it doesn't use the latest GROMACS version b) it shows performance one a single input with some settings that will not reflect the production settings for everyone. > For graphics cards you can look at the same site for GPU availability and > memory... > Memory doesn't matter (much). Cheers, -- Szilárd > HTH, > Thomas > > > > On 2 May 2012 12:51, melichercik <[email protected]> wrote: > >> Hi people, >> we plan to buy some computer mostly for gromacs, so I want to ask you for >> some hints. I'd tried to do some research, but no success. :( >> >> Have someone ever compared AMD Bulldozer and Sandy/Ivy Bridge >> architectures? Are there planed any optimizations in gmx core in asm parts? >> (if there are need). >> Most interesting for me whould be to compare FX-8150 and i5-2550, >> I7-2600, i7-3570K or i7-3770 processors. >> >> GPGPU - are there some real plans for supporting Radeon GPUs? Because >> OpenMP 3.x supports them - but I don't have any idea how complicate is to >> use newer OpenMP in GMX (and another work about it). >> >> And are there bigger differences (if someone knows) in use 1 Gbps onboard >> NIC vs. "better"? add-on NIC cards e.g. Intel Pro/1000 CT or similar? In >> MPI calculations with use 4 to 8 cores per computing node. >> >> >> Thanks a lot. >> >> Milan Melichercik >> -- >> gmx-users mailing list [email protected] >> http://lists.gromacs.org/**mailman/listinfo/gmx-users<http://lists.gromacs.org/mailman/listinfo/gmx-users> >> Please search the archive at http://www.gromacs.org/** >> Support/Mailing_Lists/Search<http://www.gromacs.org/Support/Mailing_Lists/Search>before >> posting! >> Please don't post (un)subscribe requests to the list. Use the www >> interface or send it to [email protected]. >> Can't post? Read >> http://www.gromacs.org/**Support/Mailing_Lists<http://www.gromacs.org/Support/Mailing_Lists> >> > > > > -- > > ====================================================================== > > Thomas Evangelidis > > PhD student > > Biomedical Research Foundation, Academy of Athens > > 4 Soranou Ephessiou , 115 27 Athens, Greece > > email: [email protected] > > [email protected] > > > website: https://sites.google.com/site/thomasevangelidishomepage/ > > > > > -- > gmx-users mailing list [email protected] > http://lists.gromacs.org/mailman/listinfo/gmx-users > Please search the archive at > http://www.gromacs.org/Support/Mailing_Lists/Search before posting! > Please don't post (un)subscribe requests to the list. Use the > www interface or send it to [email protected]. > Can't post? Read http://www.gromacs.org/Support/Mailing_Lists >
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